Finding the Fourth Proportional to 3,839,709.99, 5,760,424.07 and 1,443,575.39
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Solution
The fourth proportional to 3,839,709.99, 5,760,424.07 and 1,443,575.39 is: 2,165,686.07
Step by Step Solution
- Step 1: Write the proportion equation
3,839,709.99 : 5,760,424.07 = 1,443,575.39 : x - Step 2: Convert to fraction form
3,839,709.99/5,760,424.07 = 1,443,575.39/x - Step 3: Cross multiply
3,839,709.99x = 5,760,424.07 × 1,443,575.39 - Step 4: Simplify right side
3,839,709.99x = 8,315,606,423,415.64 - Step 5: Solve for x
x = 8,315,606,423,415.64/3,839,709.99 - Step 6: Final answer
x = 2,165,686.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.